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  3. DMR-100 vs RT668

Albrecht DMR-100 vs Retevis RT668

What DMR-100 does better (3) and where RT668 wins (1) — every spec side by side.

Albrecht DMR-100
Albrecht · 2026DMR-100
7.9Score
3 advantages≈ £50
Higher score
vs
Retevis RT668
Retevis · 2026RT668
4.6Score
1 advantage≈ £35
8.5Range & power5.4
7.6Battery3.6
2.6Features2.6
Dimensions

Size comparison

DMR-100RT668
200 × 5634116 × 5035
DMR-100RT668Difference
Height56 mm50 mm+6 mm
Width200 mm116 mm+84 mm
Depth34 mm35 mm−1 mm
Weight170 g161 g+9 g

Drawn to the same scale from the official dimensions (front and side).

Why is DMR-100 better than RT668?

  1. USB-C chargingYes · RT668: No
  2. Battery capacity1,500 mAh vs 1,200 mAh+25%
  3. Channels478 vs 1629.9×

Why is RT668 better than DMR-100?

  1. Weight170 g vs 161 g+6%
Specifications

Side by side

Albrecht DMR-100Albrecht DMR-100≈ £507.9
Retevis RT668Retevis RT668≈ £354.6
Radio & range
Radio standardsPMR446PMR446
LicenceLicence-freeLicence-free
Digital mode (DMR / dPMR)NoNo
Frequency ranges446 MHz446 MHz
Transmit power0.5 W0.5 W
Channels47816
Maximum range (claimed)10 km—
CTCSS / DCS sub-tonesYesYes
Squelchadjustableadjustable
Power & battery
Battery capacity1,500 mAh1,200 mAh
Battery voltage3.7 V3.7 V
Power sourceRechargeable packRechargeable pack
USB-C chargingYesNo
Battery level indicatorYesYes
Design & durability
Weight170 g161 g
Width200 mm116 mm
Height56 mm50 mm
Depth34 mm35 mm
Shockproof—Yes
DisplayNo displayNo display
ColoursBlack—
Features
VOX (hands-free)YesYes
Channel scanYesYes
Emergency / SOS alarmYes—
Monitor button—Yes
Voice encryption / scrambler—Yes
PC programmableYesYes
Connectivity
Headset / earpiece jackYesYes
Connectors2,5 und 3,5 mm, USB-C2,5 und 3,5 mm
Radios in the base pack1—

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